import { FunkyArray } from "../funkyArray"; import { NibbleArray } from "../nibbleArray"; import { Player } from "./entities/Player"; import { QueuedBlockUpdate } from "./queuedUpdateTypes/BlockUpdate"; import { World } from "./World"; export class Chunk { private readonly MAX_HEIGHT:number = 128; public readonly world:World; public readonly x:number; public readonly z:number; public readonly playersInChunk:FunkyArray; public savingToDisk:boolean = false; public forceLoaded:boolean = false; private blocks:Uint8Array; private metadata:NibbleArray; public static CreateCoordPair(x:number, z:number) { return (x >= 0 ? 0 : 2147483648) | (x & 0x7fff) << 16 | (z >= 0 ? 0 : 0x8000) | z & 0x7fff; } public constructor(world:World, x:number, z:number, generateOrBlockData?:boolean|Uint8Array, metadata?:Uint8Array) { this.world = world; this.x = x; this.z = z; this.playersInChunk = new FunkyArray(); if (generateOrBlockData instanceof Uint8Array && metadata instanceof Uint8Array) { this.blocks = new Uint8Array(generateOrBlockData); this.metadata = new NibbleArray(metadata); } else { this.blocks = new Uint8Array(16 * 16 * this.MAX_HEIGHT); this.metadata = new NibbleArray(16 * 16 * this.MAX_HEIGHT); if (typeof(generateOrBlockData) === "boolean" && generateOrBlockData) { this.world.generator.generate(this); } } } public calculateLighting() { } public queueBlockUpdateForOuterChunkBlock(blockId:number, metadata:number, x:number, y:number, z:number) { const cPair = Chunk.CreateCoordPair(this.x + (x >> 4), this.z + (z >> 4)); if (this.world.chunks.keys.includes(cPair)) { this.world.queuedUpdates.push(new QueuedBlockUpdate(cPair, x & 0xf, y, z & 0xf, blockId, metadata)); } else { this.world.queuedChunkBlocks.push(new QueuedBlockUpdate(cPair, x & 0xf, y, z & 0xf, blockId, metadata)); } } public setBlock(blockId:number, x:number, y:number, z:number) { if (x < 0 || x > 15 || y < 0 || y > 127 || z < 0 || z > 15) { this.queueBlockUpdateForOuterChunkBlock(blockId, 0, x, y, z); return; } this.blocks[x << 11 | z << 7 | y] = blockId; } public setBlockWithMetadata(blockId:number, metadata:number, x:number, y:number, z:number) { if (x < 0 || x > 15 || y < 0 || y > 127 || z < 0 || z > 15) { this.queueBlockUpdateForOuterChunkBlock(blockId, metadata, x, y, z); return; } x = x << 11 | z << 7 | y; this.blocks[x] = blockId; this.metadata.set(x, metadata); } public getBlockId(x:number, y:number, z:number) { return this.blocks[x << 11 | z << 7 | y]; } public getBlockMetadata(x:number, y:number, z:number) { return this.metadata.get(x << 11 | z << 7 | y); } public getMetadataBuffer() { return this.metadata.toBuffer(); } public getData() { return this.blocks; } }